Elementary
Defeat the Elementium Monstrosity in the Bastion of Twilight while only allowing it to create a single Liquid Ice patch.
10
Heroic: Ascendant Council
Defeat the Ascendant Council in the Bastion of Twilight on Heroic Difficulty.
10
Aberrant Behavior
Kill 12 Aberrations within 10 seconds on the Maloriak encounter in Blackwing Descent and then defeat Maloriak.
10
Heroic: Nefarian
Defeat Nefarian in Blackwing Descent on Heroic Difficulty.
10
Heroic: Al'Akir
Defeat Al'Akir in the Throne of the Four Winds on Heroic Difficulty.
10
Achieve-a-tron
Defeat the Omnotron Defense System in Blackwing Descent while neutralizing the following attacks.
10
Heroic: Sinestra
Defeat Sinestra in the Bastion of Twilight on Heroic Difficulty.
10
Heroic: Cho'gall
Defeat Cho'gall in the Bastion of Twilight on Heroic Difficulty.
10
Parasite Evening
Defeat Magmaw in Blackwing Descent without anyone in the raid becoming infected with a parasite.
10
The Abyss Will Gaze Back Into You
Defeat Cho'gall in the Bastion of Twilight before any raid member earns more than 30% Corrupted Blood.
10
Heroic: Chimaeron
Defeat Chimaeron in Blackwing Descent on Heroic Difficulty.
10
Heroic: Valiona and Theralion
Defeat Valiona and Theralion in the Bastion of Twilight on Heroic Difficulty.
10
Heroic: Conclave of Wind
Defeat the Conclave of Wind in the Throne of the Four Winds on Heroic Difficulty.
10
Heroic: Maloriak
Defeat Maloriak in Blackwing Descent on Heroic Difficulty.
10
Heroic: Atramedes
Defeat Atramedes in Blackwing Descent on Heroic Difficulty.
10
Heroic: Omnotron Defense System
Defeat the Omnotron Defense System in Blackwing Descent on Heroic Difficulty.
10
Heroic: Magmaw
Defeat Magmaw in Blackwing Descent on Heroic Difficulty.
10
The Only Escape
Defeat Halfus Wyrmbreaker after defeating two drakes within 10 seconds of each other. The Emerald Whelp pack counts as one drake for this purpose.
10
Blackwing Descent
Defeat the bosses in Blackwing Descent.
10
Full of Sound and Fury
Defeat Chimaeron in Blackwing Descent with no more than 2 raid member deaths.
10
Throne of the Four Winds
Defeat the bosses in Throne of the Four Winds.
10
The Bastion of Twilight
Defeat the bosses in the Bastion of Twilight.
10
Heroic: Halfus Wyrmbreaker
Defeat Halfus Wyrmbreaker in the Bastion of Twilight on Heroic Difficulty.
10